EP 3797966 B1 20230823 - DEVICE FOR AUTOMATICALLY TRIMMING INJECTION GATES AND OPERATING METHOD
Title (en)
DEVICE FOR AUTOMATICALLY TRIMMING INJECTION GATES AND OPERATING METHOD
Title (de)
VORRICHTUNG ZUM AUTOMATISCHEN BESCHNEIDEN VON ANSPRITZANSCHNITTEN UND VERFAHREN
Title (fr)
DISPOSITIF D'AJUSTAGE AUTOMATIQUE DE PORTES D'INJECTION ET PROCÉDÉ DE FONCTIONNEMENT
Publication
Application
Priority
PT 11579819 A 20190926
Abstract (en)
[origin: EP3797966A1] A device for, operating method thereof and obtained product by automatically trimming an injection moulding gate of a moulded product being obtained by injection moulding in a mould, as a result of injecting melted injection material through an opening in said mould, comprising: a casing for attaching to the mould; a blade for trimming the gate, arranged to move perpendicularly to the direction of melted material injection of said opening; a feeding slider comprising a runner inlet forming a channel in said feeding slider; wherein the blade is movable from an injection position away from the opening to a cutting position, cutting the gate, and closing the opening; wherein the feeding slider is movable from an injection position, arranged against the mould opening such that the runner inlet establishes a fluid-tight channel into the mould, to a cutting position, arranged to hold the blade against the mould opening to maintain holding pressure by the blade.
IPC 8 full level
B29C 45/38 (2006.01); B29C 45/27 (2006.01)
CPC (source: EP)
B29C 45/2703 (2013.01); B29C 45/38 (2013.01); B29C 2045/384 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3797966 A1 20210331; EP 3797966 B1 20230823; EP 3797966 C0 20230823
DOCDB simple family (application)
EP 20198818 A 20200928